Suppose that y varies directly with x, and y=4 when x=20. find y when x=9

Ahigh school has 3636 players on the football team. the summary of the players' weights is given in the box plot. approximately, what is the percentage of players weighing less than or equal to 225225 pounds?

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?